Gravel and Sand - Teravera
DESCRIPTION. SIZE. Gravel G-3/4. Coarsely crushed rock used for structural concrete mixes, pre-stress or pre-cast concrete products and asphalt concrete mixes. 10mm to 20mm. Gravel G-1. Coarsely crushed rock used in concrete pavements, massive foundations, granular bedding/filler, and for asphalt concrete mix with coarser design specifications.